devexpress-richedit
Version:
DevExpress Rich Text Editor is an advanced word-processing tool designed for working with rich text documents.
54 lines (53 loc) • 1.73 kB
JavaScript
export class RulerMultiControl {
get activeSubControl() { return this.subControls[this.handleControlIndex]; }
constructor(modelData, controls) {
this.subControls = [];
this.handleControlIndex = -1;
this.viewState = [];
this.zoomLevel = 1.0;
this.zoomChanged = false;
this.modelData = modelData;
this.controls = controls;
}
dispose() {
for (let elem of this.subControls)
elem.dispose();
this.subControls = [];
}
update() {
this.updateModelState();
this.updateView();
}
updateModelState() {
this.currModelState = this.getModelState();
this.prevModelState = this.currModelState.clone();
this.zoomChanged = this.zoomLevel != this.modelData.zoomLevel;
this.zoomLevel = this.modelData.zoomLevel;
}
onMouseMove(distance, _source) {
this.calculateNewModelState(distance);
this.updateView();
this.activeSubControl.lineControlSetPosition();
}
onEscPress() {
this.currModelState = this.prevModelState.clone();
this.finishHandle();
}
finishHandle() {
this.controls.lineControl.hide();
const activeSubControl = this.activeSubControl;
if (activeSubControl)
activeSubControl.hideShadow();
}
setCount(count) {
let diff = this.subControls.length - count;
if (diff > 0)
while (diff--)
this.subControls.pop().dispose();
else {
diff = Math.abs(diff);
while (diff--)
this.subControls.push(this.createSubControl());
}
}
}